Home / 25,551,835.20-38,264,767.20-16,985,793.60

Finding the Fourth Proportional to 25,551,835.20, 38,264,767.20 and 16,985,793.60

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Solution

The fourth proportional to 25,551,835.20, 38,264,767.20 and 16,985,793.60 is: 25,436,820.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551,835.20 : 38,264,767.20 = 16,985,793.60 : x
  2. Step 2: Convert to fraction form
    25,551,835.20/38,264,767.20 = 16,985,793.60/x
  3. Step 3: Cross multiply
    25,551,835.20x = 38,264,767.20 × 16,985,793.60
  4. Step 4: Simplify right side
    25,551,835.20x = 649,957,437,811,250
  5. Step 5: Solve for x
    x = 649,957,437,811,250/25,551,835.20
  6. Step 6: Final answer
    x = 25,436,820.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.